ScreenObserver::(Set|Get)UsageStatisticsReporting() are extracted into EulaScreen::Delegate.

chrome/browser/chromeos/login/wizard_controller.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/login/wizard_controller.h"
 
 #include <signal.h>
 #include <stdlib.h>
 #include <sys/types.h>
 
@@ skipping 286 matching lines @@
     chromeos::UpdateScreen* result =
         new chromeos::UpdateScreen(this,
                                    oobe_display_->GetUpdateScreenActor(),
                                    remora_controller_.get());
     result->SetRebootCheckDelay(kWaitForRebootTimeSec);
     return result;
   } else if (screen_name == kUserImageScreenName) {
     return new chromeos::UserImageScreen(
         this, oobe_display_->GetUserImageScreenActor());
   } else if (screen_name == kEulaScreenName) {
-    return new chromeos::EulaScreen(this, oobe_display_->GetEulaScreenActor());
+    scoped_ptr<chromeos::EulaScreen> screen(
+        new chromeos::EulaScreen(this, oobe_display_->GetEulaScreenActor()));
+    screen->SetDelegate(this);
+    return screen.release();
   } else if (screen_name == kEnrollmentScreenName) {
     return new chromeos::EnrollmentScreen(
         this, oobe_display_->GetEnrollmentScreenActor());
   } else if (screen_name == kResetScreenName) {
     return new chromeos::ResetScreen(this,
                                      oobe_display_->GetResetScreenActor());
   } else if (screen_name == kKioskEnableScreenName) {
     return new chromeos::KioskEnableScreen(
         this, oobe_display_->GetKioskEnableScreenActor());
   } else if (screen_name == kKioskAutolaunchScreenName) {
@@ skipping 697 matching lines @@
       NOTREACHED();
   }
 }
 
 void WizardController::OnSetUserNamePassword(const std::string& username,
                                              const std::string& password) {
   username_ = username;
   password_ = password;
 }
 
-void WizardController::SetUsageStatisticsReporting(bool val) {
-  usage_statistics_reporting_ = val;
-}
-
-bool WizardController::GetUsageStatisticsReporting() const {
-  return usage_statistics_reporting_;
-}
-
 void WizardController::ShowErrorScreen() {
   VLOG(1) << "Showing error screen.";
   SetCurrentScreen(GetScreen(kErrorScreenName));
 }
 
 void WizardController::HideErrorScreen(BaseScreen* parent_screen) {
   DCHECK(parent_screen);
   VLOG(1) << "Hiding error screen.";
   SetCurrentScreen(parent_screen);
 }
 
+void WizardController::SetUsageStatisticsReporting(bool val) {
+  usage_statistics_reporting_ = val;
+}
+
+bool WizardController::GetUsageStatisticsReporting() const {
+  return usage_statistics_reporting_;
+}
+
 void WizardController::OnAccessibilityStatusChanged(
     const AccessibilityStatusEventDetails& details) {
   enum AccessibilityNotificationType type = details.notification_type;
   if (type == ACCESSIBILITY_MANAGER_SHUTDOWN) {
     accessibility_subscription_.reset();
     return;
   } else if (type != ACCESSIBILITY_TOGGLE_SPOKEN_FEEDBACK || !details.enabled) {
     return;
   }
 
@@ skipping 245 matching lines @@
   if (accepted_eula) // Always true.
     StartupUtils::MarkEulaAccepted();
   SetUsageStatisticsReporting(send_reports);
   NetworkScreenActor* network_actor = oobe_display_->GetNetworkScreenActor();
   network_actor->SetApplicationLocale(lang);
   network_actor->SetTimezone(timezone);
   network_actor->SetInputMethod(keyboard_layout);
 }
 
 }  // namespace chromeos